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Board packet · transit data quality · checked 2026-07-19

ilévia (Métropole Européenne de Lille)

Grade D · 68.6 / 100

Down 0.4 points since 2026-07-18 (D to D).

What this grade measures

The quality of the schedule data this agency publishes for trip-planning apps: whether riders using Google Maps, Apple Maps, or Transit see current, correct, and complete information. It measures the data feed, not service quality or operations.

Progress this period

No newly cleared items this period. The score and trend above reflect where the feed stands today.

What needs attention next

Three improvements, in priority order, each sized so the board can see what it is approving:

  1. Add feed_info.txt with feed_start_date and feed_end_date to your export.

    feed_info.txt is missing its start/end dates (the file itself is absent) Apps and this scorecard can't warn anyone before the feed goes stale without stated validity dates.

    Estimated effort: Two fields, set once in export settings.

  2. Set wheelchair_boarding to 1 (accessible) or 2 (not accessible) for every stop. A field survey can start with the busiest stops.

    1551 of 4470 stops don't say whether a wheelchair user can board there. Riders who use wheelchairs can't plan a trip when accessibility is marked 'unknown'; apps show no information at all.

    Estimated effort: A column in stops.txt; your scheduling software likely has it.

  3. Review the rule documentation for 'missing_timepoint_value' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.

    Missing timepoint value (flagged by the MobilityData validator). See the linked rule for what this affects.

    Estimated effort: Varies.

Produced by the GTFS Scorecard, an open-source data quality tool. A data-quality read to support the board conversation, not an official compliance determination. Live scorecard: https://gtfsscorecard.org/agency/ilevia-lille/. Rubric v1.2, validator 8.0.1.